Решите уравнение: \(\frac{cosx}{1+sinx}=0.\)

• \(\frac{\pi}{2}+2\pi{n},n\in{Z}\)
• \(2\pi{n},n\in{Z}\)
• \(\frac{\pi}{6}+\pi{n},n\in{Z}\)
• \(\frac{\pi}{3}+\pi{n},n\in{Z}\)